/*
 * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
 *
 *
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 *
 *
 *
 *
 *
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 */

package com.sun.jmx.mbeanserver;

// Java import

import java.io.IOException;
import java.io.InputStream;
import java.io.ObjectInputStream;
import java.io.ObjectStreamClass;
import sun.reflect.misc.ReflectUtil;

/**
 * This class deserializes an object in the context of a specific class loader.
 *
 * @since 1.5
 */
class ObjectInputStreamWithLoader extends ObjectInputStream {


  private ClassLoader loader;


  /**
   * @throws IOException Signals that an I/O exception of some sort has occurred.
   * @throws StreamCorruptedException The object stream is corrupt.
   */
  public ObjectInputStreamWithLoader(InputStream in, ClassLoader theLoader)
      throws IOException {
    super(in);
    this.loader = theLoader;
  }

  @Override
  protected Class<?> resolveClass(ObjectStreamClass aClass)
      throws IOException, ClassNotFoundException {
    if (loader == null) {
      return super.resolveClass(aClass);
    } else {
      String name = aClass.getName();
      ReflectUtil.checkPackageAccess(name);
      // Query the class loader ...
      return Class.forName(name, false, loader);
    }
  }
}
